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Metronidazole

An antibiotic used to treat bacterial infections of the skin, mouth and vagina.

Clinical information

Common uses

  • skin infections and rosacea
  • mouth infections and dental abscesses
  • bacterial vaginosis
  • pelvic inflammatory disease

Common side effects

  • feeling or being sick
  • diarrhoea
  • metallic taste or furry tongue
  • dry or irritated skin (cream or gel)

Cautions

  • do not drink alcohol during and for 2 days after treatment
  • finish the full course even if you feel better
  • can interfere with some blood test results
  • tell your doctor if you have liver problems or have dialysis

Interactions

  • warfarin (blood thinner)
  • lithium
  • disulfiram (for alcohol dependence)
  • phenytoin or phenobarbitone (epilepsy medicines)
  • ciclosporin
  • fluorouracil or busulfan (cancer medicines)

Pregnancy: may be used — talk to your doctor first

Reference information, not medical advice — always follow your doctor or pharmacist. Source: NHS Medicines A–Z, nhs.uk/medicines/metronidazole (accessed 2026-08-16)

Approved brands & formulations24

Brand nameDosage formStrengthImporterCategory
AristogylOral Liquid100mg/5 mlauthorized medicine importersPOM
Aristogyl 200Tablet200 mgauthorized medicine importersPOM
Aristogyl 400Tablet ( Film coated )400 mgADK Pharmaceutical Company Pvt. LtdPOM
Axcel Metronidazole -200Tablet200mgState Trading Organization PlcPOM
Axcel Metronidazole -400Tablet400mgState Trading Organization PlcPOM
FlagylParenteral ( Injection )500 mg/100mlauthorized medicine importersPOM
Flagyl 200Tablet200authorized medicine importersPOM
Flagyl 400Tablet400authorized medicine importersPOM
Flazole Vaginal SuppositorySuppositories ( Rectal )500 mgauthorized medicine importersPOM
FresogylParenteral ( Injection )100mlauthorized medicine importersPOM
Metris™ 100 ml Euro Head Plastic BottleParenteral preparations ( Intravenous solution for infusion )500mg (USP)/ 100 mlADK Pharmaceutical Company Pvt. LtdPOM
MetroflagParenteral ( Injection )500 mg in 100mlauthorized medicine importersPOM
MetrogylTopical Preparation ( Gel )0.01authorized medicine importersPOM
MetronidazoleParenteral ( Injection )100mlPOM
MetronidazoleGel0.0075POM
MetronidazoleTablet200 mgauthorized medicine importersPOM
MetronidazoleTopical Preparation ( Gel )0.01POM
MetronidazoleOral Liquid100mg/5 mlPOM
MetronidazoleParenteral ( Injection )500 mg/100mlPOM
MetronidazoleParenteral ( Injection )500mgauthorized medicine importersPOM
MetronidazoleSuppositories ( Rectal )500 mgPOM
Metronidazole Injection U. S. P.Parenteral ( Injection )5g /Lauthorized medicine importersPOM
Rogyl 200Tablet200 mg ( BP )Meditime Pvt LtdPOM
Rogyl 400Tablet400 mg ( BP )Meditime Pvt LtdPOM
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